Penelope is hired as a software developer by a company that pays her the same amount every week, no matter how many hours she works.

explanation:

as the height from which the ruler was dropped increased, the speed of the ruler at ryan's hand increased.

the simple machine has three main features. they are:

fulcrum is the center point or pivot point of the machine. effort is input force/ applied force. load is external force/ output.

the keisha 's machine labels are

x : load

y: fulcrum

z: lever